Member Directory The AAS maintains a membership directory to facilitate member interaction and to support the conduct of official Society business. Search directory for: Filter Results By Clear Filters Type of Science Astronomy Educa (2) Active Galactic Nu (1) Astrobio (1) Cosmo (1) Exopla (1) Galaxy Formation & Evolu (1) High-Energy Pheno (1) Solar System/Planetary Sci (1) Star Formation & Evolu (1) Supernovae (1) (-) GRBs (1) State FL (1) NY (1) TX (1) (-) CA (1) Facet State City Pasadena (1) Facet City Membership Class AL (1) AM (2) Amateur Affiliate (2) E (2) F (29) Full Emeritus Member (3) Full Member (17) GR (9) Graduate Student (4) JR (1) Undergrad Student (1) (-) Educator Affiliate (1) Facet Membership Class Division Facet Division Showing 1-1 of 1 results Michael Thacher Educator Affiliate Affiliation State/Province CA Country United States